The 8-bar linkage is converted into an instantaneous structure by freezing the turning pair at the base of the input link and a finite element model for dynamic stress analysis of the 8-bar linkage of a conticaster is then formulated and solved by the finite element method .

本文采用瞬时结构化方法， 将机构 凝固在所受载荷最大的位置上，建立并求解了连铸机八杆机构动应力分析的有限元模型。

Finally the paper pro - posed that there be a simple method keeping continuous contact between the two elements of a turning pair with clearance .

还提出了一个使有间隙 铰链两元素保持连续接触的简单方法。

The analytic result of the paper shows that two peparture occurred in the two elements of a turning pair with clearance in a period of input angle .

分析结果揭示了有间隙 铰链的两元素在输入角变化一个周期内有两次分离事件发生。

The turning scales between successive fractal levels . Typical scales can be determined effectively and accurately with unnormalized pair counts method . Existence of typical scales challenges all existing models on the structure formation .

多级分形结构的主要特征之一是存在典型尺度，即相邻分形级间的 转变尺度，用非 归一计数方法可以有效而准确地确定这些典型尺度，存在典型尺度对目前已有的结构形成模型提出了挑战。

The Dynamical Effects of Clearance Upon Turning Pair of Crank-slider Mechanism

转动 副间隙对曲柄滑块机构动态性能的影响

The old lady was not present and turning round the girl had an impression that the toes of a pair of boots were visible below the fringe of the curtains .

那个老太太当时不在，姑娘 转过身去，在她的印象中好像看见帐沿下有一双 靴子的尖头。

By adopting the partial coordinates system and the turning angle of globe hinge the position of moving platform was described and the influence on working space of parallel robot affected by factors of turning angle of motion pair rod length and interference of branch chain etc.

选用局部坐标系和球铰的转角描述了动平台的位置，分析了运动 副 转角、杆长、支链干涉等因素对并联机器人工作空间的影响。